1205412831

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{128413}}^1$

素因数の和:128575

約数の個数: 24

約数和(自身を含む): 2003258400

約数和(自身を除く): 797845569

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9387, 128413, 385239, 898891, 1155717, 2696673, 8090019, 19133537, 57400611, 133934759, 172201833, 401804277, 1205412831]

約数ペア:

[(1, 1205412831), (3, 401804277), (7, 172201833), (9, 133934759), (21, 57400611), (63, 19133537), (149, 8090019), (447, 2696673), (1043, 1155717), (1341, 898891), (3129, 385239), (9387, 128413)]